共 21 条
[1]
BRINDEAU A, 1908, OBSTETRIQUE, V30, P1
[2]
BROWNE JCM, 1953, J OBSTET GY, V60, P145
[3]
CARTER JE, 1964, OBSTET GYNECOL, V23, P647
[4]
DIXON HG, 1963, LANCET, V2, P369
[5]
ENDERS AC, 1965, OBSTET GYNECOL, V25, P378
[6]
FOX H, 1964, J OBSTET GYN BR COMM, V71, P759
[9]
Hellman LM, 1938, AM J PATHOL, V14, P111